Calculate the heat of reaction for the following reaction S O 2 + 1 2 O 2 → S O 3 . Given the values of heat of formation of S O 2 and S O 3 are - 298.2 k J and - 98.2 k J .

Question

Calculate the heat of reaction for the following reaction S O 2 + 1 2 O 2 → S O 3 . Given the values of heat of formation of S O 2 and S O 3 are - 298.2 k J and - 98.2 k J ., - 200 k J, - 356.2 k J, + 200 k J, - 396.2 k J

MARKS App · Accepted Answer

S + O 2 → S O 2 Δ H = - 298.2 k J ...........(i) S O 2 + 1 2 O 2 → S O 3 Δ H = - 98.2 k J .........(ii) eq. ( i ) - ( i i ) and find the required result.

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